Merge branch '3-main_or_master' into 'master'

fix: use master or main for production env

Closes #3

See merge request to-be-continuous/sonar!5

templates/gitlab-ci-sonar.yml

@@ -40,7 +40,7 @@ variables:
     -Dsonar.gitlab.ref_name=${CI_COMMIT_REF_NAME}
 
   # default production ref name (pattern)
-  PROD_REF: '/^master$/'
+  PROD_REF: '/^(master|main)$/'
   # default integration ref name (pattern)
   INTEG_REF: '/^develop$/'